.game-frame{
    width: 100%;
}
.game-frame > div {
    margin-top: 20px;
    margin-left: auto;
    margin-right: auto;
    /*width: 80%;*/
    background-image: url(../img/index.jpg)  ;
    background-repeat: no-repeat;
    height: 170px;

}

.mhead-top {
    padding: 0 15px;
    margin-bottom: 20px;
    display: flex;
    line-height: 50px;
    justify-content: space-between;
    background: var(--colora);
    box-shadow: 2px -6px 11px 10px #00000042;
}
.mfoot-bar{
    display:flex;
    justify-content: space-around;
    align-items: center;
    position: sticky;
    bottom: 0;
    width: 100%;
    height: 65px;
    background: var(--colora);
}
.mfoot-btn{
    width: 188px;
    height: 45px;
    line-height: 40px;
    text-align: center;
    font-size: 1.8rem;
    color: #ffffff;
    box-shadow: 1px 8px 6px #00000042;
}
.btn-regis{
    background: #0077FF;

}
.btn-login{
    background: var(--colorc);
}


.title-bar{
    margin-top: 25px;
    height: 30px;
    width: 100%;
    display: flex;
    color: #ffffff;
    font-size: 1.6rem;
    justify-content: space-between;
    padding: 0 10px;
    border-bottom: 1px solid #ffffff;

}
.title-intstant > div:last-child {
    font-size: 1.5rem;
}
